./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext3/scopes5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext3/scopes5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e5aa7fc476b23cf3c590ec0e83134b87eb137366becc080b05d62a7d4a14bb8b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:30:31,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:30:31,656 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:30:31,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:30:31,690 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:30:31,691 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:30:31,693 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:30:31,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:30:31,699 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:30:31,701 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:30:31,702 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:30:31,704 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:30:31,705 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:30:31,707 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:30:31,709 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:30:31,711 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:30:31,712 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:30:31,713 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:30:31,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:30:31,719 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:30:31,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:30:31,727 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:30:31,730 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:30:31,732 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:30:31,742 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:30:31,747 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:30:31,748 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:30:31,749 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:30:31,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:30:31,753 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:30:31,753 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:30:31,754 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:30:31,756 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:30:31,758 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:30:31,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:30:31,760 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:30:31,761 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:30:31,761 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:30:31,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:30:31,763 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:30:31,764 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:30:31,765 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:30:31,816 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:30:31,816 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:30:31,818 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:30:31,819 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:30:31,819 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:30:31,819 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:30:31,820 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:30:31,820 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:30:31,820 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:30:31,820 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:30:31,822 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:30:31,828 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:30:31,828 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:30:31,829 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:30:31,829 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:30:31,829 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:30:31,829 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:30:31,830 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:30:31,830 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:30:31,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:31,831 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:30:31,831 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:30:31,831 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:30:31,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:30:31,832 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e5aa7fc476b23cf3c590ec0e83134b87eb137366becc080b05d62a7d4a14bb8b [2021-11-23 15:30:32,169 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:30:32,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:30:32,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:30:32,205 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:30:32,205 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:30:32,207 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/memsafety-ext3/scopes5.c [2021-11-23 15:30:32,284 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/data/d32a94392/4aefd0a2be5441ad90ebccc8f31ce26d/FLAG4f591c9f8 [2021-11-23 15:30:32,932 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:30:32,933 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/sv-benchmarks/c/memsafety-ext3/scopes5.c [2021-11-23 15:30:32,946 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/data/d32a94392/4aefd0a2be5441ad90ebccc8f31ce26d/FLAG4f591c9f8 [2021-11-23 15:30:33,310 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/data/d32a94392/4aefd0a2be5441ad90ebccc8f31ce26d [2021-11-23 15:30:33,313 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:30:33,323 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:30:33,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:33,327 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:30:33,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:30:33,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:33" (1/1) ... [2021-11-23 15:30:33,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ea44143 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:33, skipping insertion in model container [2021-11-23 15:30:33,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:33" (1/1) ... [2021-11-23 15:30:33,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:30:33,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:30:33,543 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:33,561 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:30:33,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:33,586 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:30:33,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:33 WrapperNode [2021-11-23 15:30:33,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:33,588 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:33,588 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:30:33,588 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:30:33,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:33" (1/1) ... [2021-11-23 15:30:33,603 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:33" (1/1) ... [2021-11-23 15:30:33,621 INFO L137 Inliner]: procedures = 7, calls = 5, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 12 [2021-11-23 15:30:33,621 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:33,622 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:30:33,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:30:33,622 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:30:33,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:33" (1/1) ... [2021-11-23 15:30:33,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:33" (1/1) ... [2021-11-23 15:30:33,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:33" (1/1) ... [2021-11-23 15:30:33,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:33" (1/1) ... [2021-11-23 15:30:33,637 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:33" (1/1) ... [2021-11-23 15:30:33,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:33" (1/1) ... [2021-11-23 15:30:33,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:33" (1/1) ... [2021-11-23 15:30:33,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:30:33,641 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:30:33,641 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:30:33,641 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:30:33,645 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:33" (1/1) ... [2021-11-23 15:30:33,652 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:33,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:30:33,679 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:30:33,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:30:33,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:30:33,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:30:33,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:30:33,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:30:33,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:30:33,790 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:30:33,791 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:30:33,903 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:30:33,916 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:30:33,922 INFO L158 Benchmark]: Toolchain (without parser) took 605.18ms. Allocated memory is still 92.3MB. Free memory was 61.7MB in the beginning and 58.6MB in the end (delta: 3.1MB). Peak memory consumption was 1.1MB. Max. memory is 16.1GB. [2021-11-23 15:30:33,923 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 92.3MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:33,924 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.37ms. Allocated memory is still 92.3MB. Free memory was 61.5MB in the beginning and 69.4MB in the end (delta: -7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:30:33,925 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.66ms. Allocated memory is still 92.3MB. Free memory was 69.4MB in the beginning and 68.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:33,926 INFO L158 Benchmark]: Boogie Preprocessor took 18.34ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 67.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:30:33,927 INFO L158 Benchmark]: RCFGBuilder took 278.26ms. Allocated memory is still 92.3MB. Free memory was 67.0MB in the beginning and 58.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:30:33,931 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 92.3MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 260.37ms. Allocated memory is still 92.3MB. Free memory was 61.5MB in the beginning and 69.4MB in the end (delta: -7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.66ms. Allocated memory is still 92.3MB. Free memory was 69.4MB in the beginning and 68.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.34ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 67.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 278.26ms. Allocated memory is still 92.3MB. Free memory was 67.0MB in the beginning and 58.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:30:33,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext3/scopes5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e5aa7fc476b23cf3c590ec0e83134b87eb137366becc080b05d62a7d4a14bb8b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:30:36,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:30:36,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:30:36,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:30:36,702 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:30:36,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:30:36,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:30:36,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:30:36,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:30:36,725 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:30:36,730 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:30:36,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:30:36,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:30:36,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:30:36,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:30:36,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:30:36,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:30:36,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:30:36,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:30:36,757 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:30:36,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:30:36,761 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:30:36,765 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:30:36,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:30:36,777 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:30:36,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:30:36,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:30:36,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:30:36,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:30:36,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:30:36,782 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:30:36,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:30:36,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:30:36,787 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:30:36,789 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:30:36,789 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:30:36,790 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:30:36,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:30:36,791 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:30:36,793 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:30:36,794 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:30:36,795 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:30:36,844 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:30:36,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:30:36,847 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:30:36,848 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:30:36,848 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:30:36,848 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:30:36,849 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:30:36,849 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:30:36,849 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:30:36,849 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:30:36,851 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:30:36,851 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:30:36,851 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:30:36,851 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:30:36,852 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:30:36,852 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:30:36,852 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:30:36,852 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:30:36,853 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:30:36,853 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:30:36,853 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:30:36,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:30:36,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:36,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:30:36,854 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:30:36,855 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:30:36,855 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:30:36,855 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:30:36,855 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:30:36,856 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e5aa7fc476b23cf3c590ec0e83134b87eb137366becc080b05d62a7d4a14bb8b [2021-11-23 15:30:37,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:30:37,308 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:30:37,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:30:37,313 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:30:37,314 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:30:37,316 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/memsafety-ext3/scopes5.c [2021-11-23 15:30:37,407 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/data/24a425aa3/dce94966829f4cd79948602dd309a6ec/FLAGfd63f8b14 [2021-11-23 15:30:37,890 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:30:37,891 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/sv-benchmarks/c/memsafety-ext3/scopes5.c [2021-11-23 15:30:37,911 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/data/24a425aa3/dce94966829f4cd79948602dd309a6ec/FLAGfd63f8b14 [2021-11-23 15:30:38,305 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/data/24a425aa3/dce94966829f4cd79948602dd309a6ec [2021-11-23 15:30:38,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:30:38,312 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:30:38,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:38,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:30:38,319 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:30:38,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:38" (1/1) ... [2021-11-23 15:30:38,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58ed0d02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:38, skipping insertion in model container [2021-11-23 15:30:38,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:38" (1/1) ... [2021-11-23 15:30:38,330 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:30:38,342 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:30:38,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:38,592 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:30:38,609 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:38,631 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:30:38,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:38 WrapperNode [2021-11-23 15:30:38,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:38,634 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:38,634 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:30:38,635 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:30:38,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:38" (1/1) ... [2021-11-23 15:30:38,658 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:38" (1/1) ... [2021-11-23 15:30:38,685 INFO L137 Inliner]: procedures = 7, calls = 5, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 12 [2021-11-23 15:30:38,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:38,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:30:38,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:30:38,688 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:30:38,697 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:38" (1/1) ... [2021-11-23 15:30:38,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:38" (1/1) ... [2021-11-23 15:30:38,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:38" (1/1) ... [2021-11-23 15:30:38,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:38" (1/1) ... [2021-11-23 15:30:38,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:38" (1/1) ... [2021-11-23 15:30:38,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:38" (1/1) ... [2021-11-23 15:30:38,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:38" (1/1) ... [2021-11-23 15:30:38,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:30:38,732 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:30:38,732 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:30:38,732 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:30:38,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:38" (1/1) ... [2021-11-23 15:30:38,741 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:38,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:30:38,816 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:30:38,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:30:38,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:30:38,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:30:38,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:30:38,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:30:38,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:30:38,981 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:30:38,983 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:30:39,142 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:30:39,153 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:30:39,167 INFO L158 Benchmark]: Toolchain (without parser) took 853.59ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 29.4MB in the beginning and 39.5MB in the end (delta: -10.1MB). Peak memory consumption was 1.5MB. Max. memory is 16.1GB. [2021-11-23 15:30:39,168 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 52.4MB. Free memory was 33.8MB in the beginning and 33.7MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:39,169 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.74ms. Allocated memory is still 52.4MB. Free memory was 29.2MB in the beginning and 33.5MB in the end (delta: -4.3MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2021-11-23 15:30:39,170 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.46ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 33.5MB in the beginning and 49.3MB in the end (delta: -15.8MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2021-11-23 15:30:39,171 INFO L158 Benchmark]: Boogie Preprocessor took 43.44ms. Allocated memory is still 65.0MB. Free memory was 49.3MB in the beginning and 48.4MB in the end (delta: 923.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:39,172 INFO L158 Benchmark]: RCFGBuilder took 432.51ms. Allocated memory is still 65.0MB. Free memory was 48.4MB in the beginning and 39.5MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:30:39,182 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 52.4MB. Free memory was 33.8MB in the beginning and 33.7MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.74ms. Allocated memory is still 52.4MB. Free memory was 29.2MB in the beginning and 33.5MB in the end (delta: -4.3MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.46ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 33.5MB in the beginning and 49.3MB in the end (delta: -15.8MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.44ms. Allocated memory is still 65.0MB. Free memory was 49.3MB in the beginning and 48.4MB in the end (delta: 923.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 432.51ms. Allocated memory is still 65.0MB. Free memory was 48.4MB in the beginning and 39.5MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:30:39,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230a5a27-5238-4a56-9d90-d2b72cb0a64f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable